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Acquisition (Pro Forma Information) (Details) - FineMark Holdings, Inc. - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Business Combination, Pro Forma Information [Line Items]
Business Combination, Pro Forma Information, Pro Forma Revenue	$ 468,428	$ 455,698
Business Combination, Pro Forma Information, Pro Forma Income (Loss), after Tax	$ 150,695	$ 135,690

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